OVERVIEW: The PLA-971 Akula I [Shchuka-B] is a nuclear-powered attack submarine (SSN) of the Akula I (Project 971 Shchuka-B) class. It was operated by the Soviet Union, as inferred from the design and origin of its systems. The PLA-971 Akula I represents a significant advancement in Soviet submarine technology, focusing on enhanced acoustic stealth and combat capabilities.

DETAILS:
The Akula I-class submarine emerged from the Soviet Union's effort to counter the perceived threat posed by increasingly sophisticated Western submarines, particularly the Los Angeles and improved Sturgeon classes of the United States Navy. The design process emphasized noise reduction, incorporating extensive anechoic coatings and advanced internal machinery isolation techniques. This emphasis resulted in a submarine significantly quieter than its predecessors, closing the acoustic advantage previously held by Western designs. The Akula I retained the double-hull construction characteristic of Soviet submarines, providing increased survivability and buoyancy. The pressure hull is constructed of high-strength alloy steel, permitting deep diving depths and enhanced resistance to underwater explosions. This focus on stealth and survivability makes the Akula I a formidable underwater platform.

The primary role of the Akula I is anti-submarine warfare (ASW), with a secondary focus on anti-surface warfare (ASuW). Its advanced sensor suite is designed to detect, track, and engage enemy submarines and surface combatants at long ranges. While lacking a dedicated anti-aircraft warfare (AAW) suite, the inclusion of a mast-mounted SA-N-8 Gremlin launcher provides a limited self-defense capability against aerial threats. The Akula I is capable of long-range deployments, supporting naval operations in distant waters. The combination of stealth, speed, and powerful armament makes it a credible threat to enemy naval forces.

The sensor suite of the Akula I features advanced systems for detection and targeting. The Rim Hat [Kremlin-2] fire control radar provides targeting data for the SA-N-8 missile. The Shark Tail [MG-541 Skat-3] and Shark Gill [MGK-540 Skat-3] sonar systems offer comprehensive acoustic coverage, enabling long-range detection and tracking of submerged targets. The Snoop Pair [MRKP-58 Radian] radar is used for surface search and navigation. Generic Acoustic Intercept equipment allows the submarine to passively detect and analyze enemy sonar emissions. The Mouse Roar [MG-519 Arfa-M] sonar provides mine detection and avoidance capabilities. Two periscopes are fitted, one optical and the other incorporating Low Light TV (LLTV) for enhanced visibility in low-light conditions. Finally, the SOKS (System of Observation of the Wake) system detects disturbances in the water, providing an additional method of detecting and tracking targets. The armament includes a mix of 533mm and 650mm torpedo tubes, capable of launching a variety of torpedoes and anti-ship missiles. The Signal Ejector is used for deploying countermeasures and communication devices.

SPECIFICATION: Length: 110.3 m || Beam: 13.6 m || Draft: 9.7 m || Disp: 8140 t

SENSORS: Rim Hat [Kremlin-2] || Shark Tail [MG-541 Skat-3] || Shark Gill [MGK-540 Skat-3] || Snoop Pair [MRKP-58 Radian] || Generic Acoustic Intercept || Mouse Roar [MG-519 Arfa-M] || Generic Submarine Periscope, Optical || Generic Submarine Periscope, LLTV || SOKS

ARMAMENT: SA-N-8 Gremlin [9K34 Strela-3] Mast Launcher || 533mm TT || 533mm TT || 650mm TT || 650mm TT || Signal Ejector